1 files changed, 10 insertions, 11 deletions

diff --git a/src/client/views/collections/CollectionStackingView.tsx b/src/client/views/collections/CollectionStackingView.tsx
index 2f495d55c..4805a748b 100644
--- a/src/client/views/collections/CollectionStackingView.tsx
+++ b/src/client/views/collections/CollectionStackingView.tsx
@@ -22,7 +22,7 @@ import { ContextMenuProps } from '../ContextMenuItem';
 import { EditableView } from '../EditableView';
 import { LightboxView } from '../LightboxView';
 import { CollectionFreeFormDocumentView } from '../nodes/CollectionFreeFormDocumentView';
-import { DocFocusOptions, DocumentView, DocumentViewProps, OpenWhere, ViewAdjustment } from '../nodes/DocumentView';
+import { DocFocusOptions, DocumentView, DocumentViewProps } from '../nodes/DocumentView';
 import { FieldViewProps } from '../nodes/FieldView';
 import { FormattedTextBox } from '../nodes/formattedText/FormattedTextBox';
 import { StyleProp } from '../StyleProvider';
@@ -129,6 +129,7 @@ export class CollectionStackingView extends CollectionSubView<Partial<collection
         TraceMobx();
         // appears that we are going to reset the _docXfs. TODO: what is Xfs?
         this._docXfs.length = 0;
+        this._renderCount < docs.length && setTimeout(action(() => (this._renderCount = Math.min(docs.length, this._renderCount + 5))));
         return docs.map((d, i) => {
             const height = () => this.getDocHeight(d);
             const width = () => this.getDocWidth(d);
@@ -139,7 +140,7 @@ export class CollectionStackingView extends CollectionSubView<Partial<collection
             // So we're choosing whether we're going to render a column or a masonry doc
             return (
                 <div className={`collectionStackingView-${this.isStackingView ? 'columnDoc' : 'masonryDoc'}`} key={d[Id]} style={style}>
-                    {this.getDisplayDoc(d, width)}
+                    {this.getDisplayDoc(d, width, i)}
                 </div>
             );
         });
@@ -249,20 +250,17 @@ export class CollectionStackingView extends CollectionSubView<Partial<collection
     focusDocument = (doc: Doc, options: DocFocusOptions) => {
         Doc.BrushDoc(doc);
 
-        let focusSpeed = 0;
         const found = this._mainCont && Array.from(this._mainCont.getElementsByClassName('documentView-node')).find((node: any) => node.id === doc[Id]);
         if (found) {
             const top = found.getBoundingClientRect().top;
             const localTop = this.props.ScreenToLocalTransform().transformPoint(0, top);
             if (Math.floor(localTop[1]) !== 0) {
-                smoothScroll((focusSpeed = options.zoomTime ?? 500), this._mainCont!, localTop[1] + this._mainCont!.scrollTop, options.easeFunc);
+                let focusSpeed = options.zoomTime ?? 500;
+                smoothScroll(focusSpeed, this._mainCont!, localTop[1] + this._mainCont!.scrollTop, options.easeFunc);
+                return focusSpeed;
             }
         }
-        const endFocus = async (moved: boolean) => options?.afterFocus?.(moved) ?? ViewAdjustment.doNothing;
-        this.props.focus(this.rootDoc, {
-            ...options,
-            afterFocus: (didFocus: boolean) => new Promise<ViewAdjustment>(res => setTimeout(async () => res(await endFocus(didFocus)), focusSpeed)),
-        });
+        return undefined;
     };
 
     styleProvider = (doc: Doc | undefined, props: Opt<DocumentViewProps>, property: string) => {
@@ -297,12 +295,13 @@ export class CollectionStackingView extends CollectionSubView<Partial<collection
     };
     isContentActive = () => (this.props.isSelected() || this.props.isContentActive() ? true : this.props.isSelected() === false || this.props.isContentActive() === false ? false : undefined);
 
+    @observable _renderCount = 5;
     isChildContentActive = () =>
         this.props.isDocumentActive?.() && (this.props.childDocumentsActive?.() || BoolCast(this.rootDoc.childDocumentsActive)) ? true : this.props.childDocumentsActive?.() === false || this.rootDoc.childDocumentsActive === false ? false : undefined;
     isChildButtonContentActive = () => (this.props.childDocumentsActive?.() === false || this.rootDoc.childDocumentsActive === false ? false : undefined);
     // this is what renders the document that you see on the screen
     // called in Children: this actually adds a document to our children list
-    getDisplayDoc(doc: Doc, width: () => number) {
+    getDisplayDoc(doc: Doc, width: () => number, count: number) {
         const dataDoc = !doc.isTemplateDoc && !doc.isTemplateForField && !doc.PARAMS ? undefined : this.props.DataDoc;
         const height = () => this.getDocHeight(doc);
 
@@ -310,7 +309,7 @@ export class CollectionStackingView extends CollectionSubView<Partial<collection
         const stackedDocTransform = () => this.getDocTransform(doc, dref);
         this._docXfs.push({ stackedDocTransform, width, height });
         //DocumentView is how the node will be rendered
-        return (
+        return count > this._renderCount ? null : (
             <DocumentView
                 ref={r => (dref = r || undefined)}
                 Document={doc}